computer talking to me

ok i have been having trouble recently. i was not paying attention one day and hit a bunch of buttons on my keyboard. after i had done this my computer started saying every button i hit and the tool bar command buttons ( dashboard, volume, light etc.) are all scrambled if i hit max volume i get dashboard and several others don't work. any ideas?

ok i have been having trouble recently. i was not paying attention one day and hit a bunch of buttons on my keyboard. after i had done this my computer started saying every button i hit and the tool bar command buttons ( dashboard, volume, light etc.) are all scrambled if i hit max volume i get dashboard and several others don't work. any ideas?

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